<template>
	<view class="content">
		<view class="navbar">
			<view v-for="(item, index) in navList" :key="index" class="nav-item"
				:class="{current: tabCurrentIndex === index}" @click="tabClick(index)">
				{{item.text}}
			</view>
		</view>

		<swiper :current="tabCurrentIndex" class="swiper-box" duration="300" @change="changeTab">
			<swiper-item class="tab-content" v-for="(tabItem,tabIndex) in navList" :key="tabIndex">
				<scroll-view class="list-scroll-content" scroll-y @scrolltolower="loadData">
					<!-- 空白页 -->
					<empty v-if="tabItem.loaded === true && tabItem.orderList.length==0"></empty>

					<!-- 订单列表 -->
					<view v-for="(item,index) in tabItem.orderList" :key="index" class="order-item">
						<view class="i-top b-b">
							<text class="time">{{item.order_sn}}</text>
							<text class="state"
								:style="{color: item.status!=2&&item.status!=0?'rgb(250, 67, 106)':'rgb(250, 67, 106)'}">{{item.stateTip}}</text>
							<text v-if="item.state===9" class="del-btn yticon icon-iconfontshanchu1"
								@click="deleteOrder(index)"></text>
						</view>

						<scroll-view v-if="item.goods_image.length > 1" class="goods-box" scroll-x>
							<view v-for="(goodsItem, goodsIndex) in item.goods_image" :key="goodsIndex"
								class="goods-item">
								<image class="goods-img" :src="$fun.imgUrl(goodsItem.image)" mode="aspectFill"></image>
							</view>
						</scroll-view>
						<view v-if="item.goods_image.length === 1" class="goods-box-single"
							v-for="(goodsItem, goodsIndex) in item.goods_image" :key="goodsIndex">
							<image class="goods-img" :src="$fun.imgUrl(goodsItem.image)" mode="aspectFill"></image>
							<view class="right">
								<text class="title clamp">{{goodsItem.name}}</text>
								<text class="attr-box"> </text>
								<text class="price">{{goodsItem.money}}<text class="attr-box"> x
										{{goodsItem.num}}</text></text>
							</view>
						</view>

						<view class="price-box">
							共
							<text class="num">{{item.goods_image.length}}</text>
							件商品 实付款
							<text class="price">{{item.money}}</text>
						</view>
						<view class="action-box b-t" v-if="item.status == 0">
							<button class="action-btn" @click="cancelOrder(item,index)">取消订单</button>
							<button class="action-btn recom" @click="orderPay(item)">立即支付</button>
						</view>
						<view class="action-box b-t" v-if="item.status == 3">
							<button class="action-btn" @click="configOrder(item,index)">确认收货</button>
						</view>
					</view>

					<uni-load-more :status="tabItem.loadingType"></uni-load-more>

				</scroll-view>
			</swiper-item>
		</swiper>
	</view>
</template>

<script>
	import empty from "@/pageA/components/empty";
	export default {
		components: {
			empty
		},
		data() {
			return {
				page: 1,
				limit: 10,
				tabCurrentIndex: 0,
				navList: [{
						state: 'all',
						page: 1,
						text: '全部',
						loadingType: 'more',
						orderList: []
					},
					{
						state: 0,
						page: 1,
						text: '待付款',
						loadingType: 'more',
						orderList: []
					},
					{
						state: 1,
						page: 1,
						text: '待发货',
						loadingType: 'more',
						orderList: []
					},
					{
						state: 3,
						page: 1,
						text: '已发货',
						loadingType: 'more',
						orderList: []
					},
					{
						state: 4,
						page: 1,
						text: '已完成',
						loadingType: 'more',
						orderList: []
					}
				],
			};
		},

		onLoad(options) {
			/**
			 * 修复app端点击除全部订单外的按钮进入时不加载数据的问题
			 * 替换onLoad下代码即可
			 */
			this.tabCurrentIndex = +options.state;
			this.loadData(options.state)
		},
		onReachBottom() {
			this.loadData(this.navList[this.tabCurrentIndex].state)
		},
		methods: {
			//获取订单列表
			loadData(status) {
				//这里是将订单挂载到tab列表下
				let index = this.tabCurrentIndex;
				let navItem = this.navList[index];
				let state = navItem.state;
				//console.log(state)
				if (navItem.loadingType === 'loading') {
					//防止重复加载
					return;
				}
				navItem.loadingType = 'loading';
				this.$fun.ajax.post('user/order', {
					type: state,
					page: navItem.page,
					limit: this.limit
				}).then(res => {
					//loaded新字段用于表示数据加载完毕，如果为空可以显示空白页
					this.$set(navItem, 'loaded', true);


					if (res.code == 1) {
						if (res.data.length > 0) {
							let data = res.data;
							for (var i = 0; i < data.length; i++) {
								data[i].stateTip = data[i].status == 0 ? '代付款' : data[i].status == 1 ? '待发货' :
									data[i].status == 2 ? '已取消' : data[i].status == 3 ? '已发货' : '已完成'
							}
							// navItem.orderList=res.data
							//判断是否还有数据， 有改为 more， 没有改为noMore
							navItem.loadingType = 'more';
							navItem.orderList.push(...res.data);
							navItem.page++
							navItem.loadingType = 'more';
						} else {
							// navItem.orderList=[]
							if (this.page != 1) {
								this.$fun.msg('没有更多数据了...')
							}
							//判断是否还有数据， 有改为 more， 没有改为noMore
							navItem.loadingType = 'noMore';
						}
					}
				})
			},

			//swiper 切换
			changeTab(e) {
				this.tabCurrentIndex = e.target.current;
				this.loadData('tabChange');
			},
			//顶部tab点击
			tabClick(index) {
				this.tabCurrentIndex = index;
				this.loadData(index)
			},
			//删除订单
			deleteOrder(index) {
				uni.showLoading({
					title: '请稍后'
				})
				setTimeout(() => {
					this.navList[this.tabCurrentIndex].orderList.splice(index, 1);
					uni.hideLoading();
				}, 600)
			},
			circulation(item, str) {
				let ids = "";
				for (var i = 0; i < item.goods_image.length; i++) {
					ids += item.goods_image[i][str]
					if (item.goods_image.length != i + 1) {
						ids += ','
					}
				}
				return ids
			},
			//取消订单
			cancelOrder(item, index) {
				uni.showLoading({
					title: '请稍后'
				})
				this.$fun.ajax.post('order/delOrder', {
					id: item.id
				}).then(res => {
					uni.hideLoading();
					if (res.code == 1) {
						this.$fun.msg('订单取消成功')
						item.stateTip = '已取消'
						item.status = 2
						// this.navList[this.tabCurrentIndex].page=1
						this.navList[this.tabCurrentIndex].orderList[index] = item;
						// this.loadData(this.navList[this.tabCurrentIndex].state)
					}
				})
			}, //取消订单
			configOrder(item, index) {
				uni.showLoading({
					title: '请稍后'
				})
				this.$fun.ajax.post('order/reorder', {
					id: item.id
				}).then(res => {
					uni.hideLoading();
					if (res.code == 1) {
						this.$fun.msg(res.msg)
						item.stateTip = '已完成'
						item.status = 4
						// this.navList[this.tabCurrentIndex].page=1
						this.navList[this.tabCurrentIndex].orderList[index] = item;
						// this.loadData(this.navList[this.tabCurrentIndex].state)
					}
				})
			},
			//支付订单
			orderPay(item) {
				uni.showLoading({
					title: '加载中...'
				})
				let nums = this.circulation(item, 'num'),
					ids = item.order_ids;
				uni.navigateTo({
					url: `/pageB/pay?oid=HD${item.id}`
				})
			}
		},
	}
</script>

<style lang="scss">
	page,
	.content {
		background: $page-color-base;
		height: 100%;
	}

	.swiper-box {
		height: calc(100% - 40px);
	}

	.list-scroll-content {
		height: 100%;
	}

	.navbar {
		display: flex;
		height: 44px;
		padding: 0 5px;
		background: #fff;
		box-shadow: 0 1px 5px rgba(0, 0, 0, .06);
		position: relative;
		z-index: 10;

		.nav-item {
			flex: 1;
			display: flex;
			justify-content: center;
			align-items: center;
			height: 100%;
			font-size: 15px;
			color: $font-color-dark;
			position: relative;

			&.current {
				color: $base-color;

				&:after {
					content: '';
					position: absolute;
					left: 50%;
					bottom: 0;
					transform: translateX(-50%);
					width: 36rpx;
					height: 0;
					border-radius: 4rpx;
					border-bottom: 4px solid $base-color;
				}
			}
		}
	}

	.uni-swiper-item {
		height: auto;
	}

	.order-item {
		display: flex;
		flex-direction: column;
		padding-left: 30upx;
		background: #fff !important;
		margin-top: 16upx;

		.i-top {
			display: flex;
			align-items: center;
			height: 80upx;
			padding-right: 30upx;
			font-size: $font-base;
			color: $font-color-dark;
			position: relative;

			.time {
				flex: 1;
			}

			.state {
				color: $base-color;
			}

			.del-btn {
				padding: 10upx 0 10upx 36upx;
				font-size: $font-lg;
				color: $font-color-light;
				position: relative;

				&:after {
					content: '';
					width: 0;
					height: 30upx;
					border-left: 1px solid $border-color-dark;
					position: absolute;
					left: 20upx;
					top: 50%;
					transform: translateY(-50%);
				}
			}
		}

		/* 多条商品 */
		.goods-box {
			height: 160upx;
			padding: 20upx 0;
			white-space: nowrap;

			.goods-item {
				width: 120upx;
				height: 120upx;
				display: inline-block;
				margin-right: 24upx;
			}

			.goods-img {
				display: block;
				width: 100%;
				height: 100%;
			}
		}

		/* 单条商品 */
		.goods-box-single {
			display: flex;
			padding: 20upx 0;

			.goods-img {
				display: block;
				width: 120upx;
				height: 120upx;
			}

			.right {
				flex: 1;
				display: flex;
				flex-direction: column;
				padding: 0 30upx 0 24upx;
				overflow: hidden;

				.title {
					font-size: $font-base + 2upx;
					color: $font-color-dark;
					line-height: 1;
				}

				.attr-box {
					font-size: $font-sm + 2upx;
					color: $font-color-light;
					padding: 10upx 12upx;
				}

				.price {
					font-size: $font-base + 2upx;
					color: $font-color-dark;

					&:before {
						content: '￥';
						font-size: $font-sm;
						margin: 0 2upx 0 8upx;
					}
				}
			}
		}

		.price-box {
			display: flex;
			justify-content: flex-end;
			align-items: baseline;
			padding: 20upx 30upx;
			font-size: $font-sm + 2upx;
			color: $font-color-light;

			.num {
				margin: 0 8upx;
				color: $font-color-dark;
			}

			.price {
				font-size: $font-lg;
				color: $font-color-dark;

				&:before {
					content: '￥';
					font-size: $font-sm;
					margin: 0 2upx 0 8upx;
				}
			}
		}

		.action-box {
			display: flex;
			justify-content: flex-end;
			align-items: center;
			height: 100upx;
			position: relative;
			padding-right: 30upx;
		}

		.action-btn {
			width: 160upx;
			height: 60upx;
			margin: 0;
			margin-left: 24upx;
			padding: 0;
			text-align: center;
			line-height: 60upx;
			font-size: $font-sm + 2upx;
			color: $font-color-dark;
			background: #fff;
			border-radius: 100px;

			&:after {
				border-radius: 100px;
			}

			&.recom {
				background: #fff9f9;
				color: $base-color;

				&:after {
					border-color: #f7bcc8;
				}
			}
		}
	}


	/* load-more */
	.uni-load-more {
		display: flex;
		flex-direction: row;
		height: 80upx;
		align-items: center;
		justify-content: center
	}

	.uni-load-more__text {
		font-size: 28upx;
		color: #999
	}

	.uni-load-more__img {
		height: 24px;
		width: 24px;
		margin-right: 10px
	}

	.uni-load-more__img>view {
		position: absolute
	}

	.uni-load-more__img>view view {
		width: 6px;
		height: 2px;
		border-top-left-radius: 1px;
		border-bottom-left-radius: 1px;
		background: #999;
		position: absolute;
		opacity: .2;
		transform-origin: 50%;
		animation: load 1.56s ease infinite
	}

	.uni-load-more__img>view view:nth-child(1) {
		transform: rotate(90deg);
		top: 2px;
		left: 9px
	}

	.uni-load-more__img>view view:nth-child(2) {
		transform: rotate(180deg);
		top: 11px;
		right: 0
	}

	.uni-load-more__img>view view:nth-child(3) {
		transform: rotate(270deg);
		bottom: 2px;
		left: 9px
	}

	.uni-load-more__img>view view:nth-child(4) {
		top: 11px;
		left: 0
	}

	.load1,
	.load2,
	.load3 {
		height: 24px;
		width: 24px
	}

	.load2 {
		transform: rotate(30deg)
	}

	.load3 {
		transform: rotate(60deg)
	}

	.load1 view:nth-child(1) {
		animation-delay: 0s
	}

	.load2 view:nth-child(1) {
		animation-delay: .13s
	}

	.load3 view:nth-child(1) {
		animation-delay: .26s
	}

	.load1 view:nth-child(2) {
		animation-delay: .39s
	}

	.load2 view:nth-child(2) {
		animation-delay: .52s
	}

	.load3 view:nth-child(2) {
		animation-delay: .65s
	}

	.load1 view:nth-child(3) {
		animation-delay: .78s
	}

	.load2 view:nth-child(3) {
		animation-delay: .91s
	}

	.load3 view:nth-child(3) {
		animation-delay: 1.04s
	}

	.load1 view:nth-child(4) {
		animation-delay: 1.17s
	}

	.load2 view:nth-child(4) {
		animation-delay: 1.3s
	}

	.load3 view:nth-child(4) {
		animation-delay: 1.43s
	}

	@-webkit-keyframes load {
		0% {
			opacity: 1
		}

		100% {
			opacity: .2
		}
	}
</style>